Ariarathes II, Kingdom of Cappadocia. AE, 2.43g. 301-280 BC.

Head of king left, wearing tiara.
BASILEWS ARARIAQOY, Athena standing left, holding
spear and shield. 
Simonetta, The coinage of the Cappadocian Kings, 4; Pl. I,4.

Very rare. 

With permission of Numismatik Lanz München, Auction 147, Nov. 2009. Sold for 240 EUR.